Date: 1273

"Further, whoever sins mortally, becomes the slave of the devil, according to Jn. 8:34: 'Whosoever committeth sin is the slave of sin.'"

— St. Thomas Aquinas (1225-1274)

Date: 1389

"The soule ... muste suffre for the bonde of the body that he is joyned to."

— Trevisa, John (b. c. 1342, d. in or before 1402); Bartholomeus (1203-1272)

Date: 1389

"Remigius diffineth a soule in this manere: a soule is a bodiles substaunce reulinge a body."

— Trevisa, John (b. c. 1342, d. in or before 1402); Bartholomeus (1203-1272)

Date: 1389

"The innere witte is departed a þre by þre regiouns of þe brayn, for in þe brayne beþ þre smale celles."

— Trevisa, John (b. c. 1342, d. in or before 1402); Bartholomeus (1203-1272)

Date: c. 1400

"Minde is clepid a principal my3te, for it conteneþ in it goostly not only alle þe oþer mi3tes, þot þerto alle þo þinges in þe whiche þei worchen."

— Anonymous

Date: Trans. 1425

"þe brayn..is þe place & þe habitacioun of þe resonable soule, as G[alen] hym selfe seid."

— Guy de Chauliac (c.1300-1368)

Date: Trans. c. 1425

"The gate also of mynde is schitt, þat it haþ no mynde of þe world ne of his owne sensible feelynge."

— St. Catherine of Siena (1347-1380)

Date: Trans. 1425

"Haue alle þe ylke cifers togedur in þi mynde, a-rowe ychon aftur other."

— Johannes de Sacrobosco or Sacro Bosco; John of Holywood (c. 1195 - c. 1256)

Date: c. 1440-1450

"Vnderstondying is þe sy3t in þe ey3e of soule, desire is þe ere & þe herying of the soule, dely3t is þe mowth & þe swelwying of þi soule, Mynde is þe nase & þe smellyng of þi soule; wyll & consent is þe felyng of þi soule."

— Anonymous

Date: 1445

"Eche of þese [v inward bodili wittis: commune witt, ymaginacioun, ffantasie, estimacioun, mind] han to hem her propre chaumbres in þe brayn..as philosophris seyn."

— Pecock, Reginald (c.1395-1460)